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CCSS.HSA.CED.A.4

The AREA of a rectangle is 10x + 5. If the height is 5 units, what is the length?

• 2x -1

• 20x + 18

• 2x + 1

• 25x + 25

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CCSS.HSA.CED.A.4

 $c=\sqrt{d}+2$  Make d the subject of the formula

•  $d=\left(c-2\right)^2$  

•  $d=\left(c+2\right)^2$  

•  $d=c^2-2$  

•  $d=c^2+2$  

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CCSS.HSA.CED.A.4

Which equation helps you solve for k?

• 
  

  $k=\frac{x}{y}$

• $k=\frac{y}{x}$

• k = y + x

• k = 2x

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CCSS.HSA.CED.A.4

How confident are you in solving literal equations?

• No clue

• starting to get it

• Understand Completely

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CCSS.HSA.CED.A.4

Solve:
C = 2πr, for r

• C + 2π = r
• C - 2π = r
• 2πC = r

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CCSS.HSA.CED.A.4

 $s=\frac{hm}{4}$  Make m the subject of the formula

•  $m=\frac{4s}{h}$  

•  $m=\frac{sh}{4}$  

•  $m=\frac{h}{4s}$  

•  $m=\frac{s}{4h}$  

Tags

CCSS.HSA.CED.A.4

Solve for the indicated variable.

• A

• B

• C

• D

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CCSS.HSA.CED.A.4

 Solve for  $b_1$  

  $A=\frac{1}{2}h\left(b_1+b_2\right)$ 

• $b_1=\frac{2A}{h}+b2$

• $b_1=\frac{2A}{h}-b_2$

• $b_1=2Ahb_2$

• $b_1=\frac{hA}{2}+b_2$

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CCSS.HSA.CED.A.4

Which of the following is the correct way to rewrite the equation 5x - 2y = 8 in terms of y?

• y = (8 - 5x) / -2

• y = (8 + 5x) / 2

• y = (8 - 2x) / 5

• y = (8 + 2x) / 5

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CCSS.HSA.CED.A.4